J & J Mechanical and Construction Group LLC
J & J Mechanical and Construction Group LLC is a small business in Jersey City, NJ registered on SAM.gov to bid on federal contracts. It has won about $62.5 million in federal prime contracts since fiscal year 2024, according to USAspending.gov.
- UEI
- M3N4B7K67JM4
- CAGE code
- 5PXL9
- SAM.gov registration
- Active
Registration details
| Legal business name | J & J Mechanical and Construction Group LLC |
|---|---|
| Unique Entity ID (UEI) | M3N4B7K67JM4 |
| CAGE code | 5PXL9 |
| Location | Jersey City, NJ |
| SAM.gov registration | Active through Apr 8, 2027 |
| Business started | 2001 |
| Primary NAICS code | 236220: Commercial and Institutional Building Construction |
| Website | jj-mcg.com |
Certifications and business types
- Service-disabled veteran-owned (self-reported in SAM.gov)
- Veteran-owned (self-reported in SAM.gov)
SBA certifications let a business compete for set-aside contracts. See set-aside contracts explained.
Federal contract history
USAspending.gov shows no federal prime contracts for this UEI in the last five years. Many small businesses start as subcontractors to larger firms; see how to become a government subcontractor.
NAICS codes J & J Mechanical and Construction Group LLC is small under
On its SAM.gov registration, J & J Mechanical and Construction Group LLC meets the SBA size standard for these industries, so it can bid on small business set-asides that use them.
Open contracts in J & J Mechanical and Construction Group LLC's NAICS codes
273 open federal opportunities on SAM.gov use a NAICS code J & J Mechanical and Construction Group LLC is small under. These are due soonest.
- Hickman Borings Drilling and Testing
Due in 2 daysOct 12, 2026
- Y1DA | 521-24-102 | Renovate Wards 2K and 2B for Optometry/Ophthalmology Clinical Use
Due in 2 daysOct 12, 2026
- NEW: Quality Water Testing North Texas
Due in 2 daysOct 12, 2026
- 658-19-103 RENOVATE SURGICAL SUITE PHASE II
Due in 3 daysOct 12, 2026
- Security Passthrough Window Construction and Installation
Due in 3 daysOct 13, 2026
Similar small businesses
Other small businesses with the same primary NAICS code (236220) that have won federal contracts, starting with New Jersey:
- Benaka, Inc., New Brunswick, NJ
- Kunj Construction Corporation, Northvale, NJ
- Eastern Construction & Electric Inc, Wrightstown, NJ
- Kaser Mechanical LLC, Burlington, NJ
- Abhzeen Icc JV Inc., Marlboro, NJ
- Sheela, Inc., Wrightstown, NJ
Frequently asked questions
What is J & J Mechanical and Construction Group LLC's CAGE code?
J & J Mechanical and Construction Group LLC's CAGE code is 5PXL9. The Defense Logistics Agency assigns CAGE codes when a business registers on SAM.gov.
What is J & J Mechanical and Construction Group LLC's UEI?
J & J Mechanical and Construction Group LLC's Unique Entity ID (UEI) is M3N4B7K67JM4. SAM.gov assigns the UEI, and it identifies the business across the federal government.
Is J & J Mechanical and Construction Group LLC's SAM.gov registration active?
Yes, as of the latest SAM.gov public data, J & J Mechanical and Construction Group LLC's registration is active through apr 8, 2027. Registrations are renewed every year.
Is J & J Mechanical and Construction Group LLC a small business?
J & J Mechanical and Construction Group LLC is registered on SAM.gov as small under 2 NAICS codes, including its primary code, 236220. Size is set per NAICS code, so a business can be small for some contracts and not others.
Keep going
- Look up another business's CAGE code or UEI
- Check a SAM.gov registration's status
- How to become a government subcontractor
Registration details come from SAM.gov's public entity extract and contract figures from USAspending.gov. Contact names and street addresses are left out. To change these details, update the registration on SAM.gov. To ask us to remove this page, email hello@fedready.us.